PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MC20Capacitor,variable,air Dielectri

Pax Mfg Corp Hammarlund Mfg Co Div · NSN 5910-00-128-7346 · FSC 5910 · No Item Name Available
Verified by PartsTable
NSN 5910-00-128-7346 — this item is cataloged by the U.S. Government under National Stock Number 5910-00-128-7346. Primary manufacturer part number: MC20.
Features
  • Capacitor,variable,air Dielectri — FSC 5910
  • Material: COPPER ALLOY CAPACITIVE ELECTRODE
  • Mounting Facility Type and Quantity: 2 THREADED BUSHING
  • Shaft Diameter: 0.250 INCHES NOMINAL SINGLE SHAFT IN
  • Plate Quantity: 3
  • Bushing Diameter: 0.375 INCHES NOMINAL IN
  • Inclosure Type: UNINCLOSED
  • Shaft Length: 0.500 INCHES NOMINAL SINGLE SHAFT IN
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
  • Applications requiring Copper Alloy Capacitive Electrode construction
General Description

The Capacitor,variable,air Dielectri, cataloged under National Stock Number 5910-00-128-7346, is classified within Federal Supply Class 5910 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Pax Mfg Corp Hammarlund Mfg Co Div. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5910-00-128-7346
Primary Part NumberMC20
Item NameCapacitor,variable,air Dielectri
FSC / FSG5910 / 59 — No Item Name Available
ManufacturerPax Mfg Corp Hammarlund Mfg Co Div
StatusACTIVE
MaterialCOPPER ALLOY CAPACITIVE ELECTRODE
Mounting Facility Type and Quantity2 THREADED BUSHING
Shaft Diameter0.250 INCHES NOMINAL SINGLE SHAFT IN
Plate Quantity3
Bushing Diameter0.375 INCHES NOMINAL IN
Inclosure TypeUNINCLOSED
Shaft Length0.500 INCHES NOMINAL SINGLE SHAFT IN
Capacitance Range in Picofarads+5.5 TO 20.0 SINGLE SECTION
MaterialCERAMIC INSULATION SUPPORTING
Mounting Facility Screw Thread Series DesignatorUNEF
Tuning CharacteristicSTRAIGHT LINE CAPACITY SINGLE SECTION
Adjustment Device Rotation360.0 DEGREES NOMINAL CLOCKWISE
Bushing ShapeROUND
Bushing Length0.406 INCHES NOMINAL IN
Shaft TypeROUND, SLOTTED SINGLE SHAFT
Body Length1.406 INCHES NOMINAL IN
Adjustment Device Drive Type and Quantity1 SHAFT
Distance Between Centerlines of Mounting Facilities Parallel to Body Width1.219 INCHES NOMINAL IN
Nominal Thread Size0.375 INCHES IN
Terminal Type and Quantity2 TAB, SOLDER LUG AND 1 CLIP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
4935-00-135-094420467 INTERCHANGEABLE
Cap,valve Assy
Eaton Aerospace Llc
5935-00-500-540262025 INTERCHANGEABLE
Connector,receptacle,electrical
Amphenol Corporation Div Amphenol Rf
5985-00-944-8544 INTERCHANGEABLE
Waveguide Assembly
4330-01-121-1811A21-8189 INTERCHANGEABLE
Filter Element,fluid
Research Products Corp
3010-01-382-960320467 INTERCHANGEABLE
Gear Assembly,speed Decreaser
Ingersoll-Rand Co Material Handling Div
4310-01-577-3040XP-25 INTERCHANGEABLE
Compressor Unit,rotary
Clark Equipment Co Div Doosan Infracore Portable Power
5895-01-602-6103MC-20 INTERCHANGEABLE
Service Indicator
Hippo Power, Llc Div Hippo Multipower
6685-01-610-0046MC-20 INTERCHANGEABLE
Gage,pressure,dial Indicating
Lenz Inc Dba the Lenz Company
2540-01-644-945410028140-2 INTERCHANGEABLE
Box,accessories Stowage
Berg Manufacturing, Inc.
Cross-Reference Index
Part NumberManufacturer
MC20 PRIMARY Pax Mfg Corp Hammarlund Mfg Co Div (USA)
20467 Applied Communications a Div of Amstar Technical Products Co Inc an Affiliate of Amstar Corp (USA)
Related Parts
4935-00-135-0944INTERCHANGEABLE
CAP,VALVE ASSY
20467
5935-00-500-5402INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
62025
5985-00-944-8544INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
4330-01-121-1811INTERCHANGEABLE
FILTER ELEMENT,FLUID
A21-8189
3010-01-382-9603INTERCHANGEABLE
GEAR ASSEMBLY,SPEED DECREASER
20467
4310-01-577-3040INTERCHANGEABLE
COMPRESSOR UNIT,ROTARY
XP-25
5895-01-602-6103INTERCHANGEABLE
SERVICE INDICATOR
MC-20
6685-01-610-0046INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
MC-20
2540-01-644-9454INTERCHANGEABLE
BOX,ACCESSORIES STOWAGE
10028140-2

Frequently Asked Questions

What is NSN 5910-00-128-7346?

NSN 5910-00-128-7346 is a Capacitor,variable,air Dielectri, manufactured by Pax Mfg Corp Hammarlund Mfg Co Div, classified under FSC 5910 (No Item Name Available). Status: active.

What are the part numbers for NSN 5910-00-128-7346?

NSN 5910-00-128-7346 has 2 cross-referenced part numbers: MC20 (Pax Mfg Corp Hammarlund Mfg Co Div), 20467 (Applied Communications a Div of Amstar Technical Products Co Inc an Affiliate of Amstar Corp).

What NSN replaces 5910-00-128-7346?

There are 9 known substitutes for 5910-00-128-7346: 4935-00-135-0944, 5935-00-500-5402, 5985-00-944-8544 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MC20?

Key specifications for MC20: Material: COPPER ALLOY CAPACITIVE ELECTRODE; Mounting Facility Type and Quantity: 2 THREADED BUSHING; Shaft Diameter: 0.250 INCHES NOMINAL SINGLE SHAFT IN; Plate Quantity: 3. 23 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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